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Cooperchino70's avatar
Cooperchino70
Explorer
Aug 17, 2016

Upgraded to sailun s637 Tires, huge difference from towmaxes

I just wanted to post my upgrade experience, I had the OEM towmax tires on my 2012 Avalanche 320rk, they were manufactured in 2011, but had less than 1500 miles on them. After reading all the stori...
fj12ryder's avatar
fj12ryder
Explorer III
Aug 19, 2016
The lower chart clearly states it is for "highway steer and all position tread designs" which the Sailun S637 is not. It clearly states on the sidewall: "For Trailer Use Only".

And the top chart says the ST tires are speed limited to 65 mph. This I didn't know, and am a bit confused about that, and doesn't show appropriate pressure/load rating for the "G" rated S637.

It doesn't appear that this chart really settles anything.

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